CN107575934B - Independent pipe network water heating constant temperature control method and system based on automatic feedback principle - Google Patents
Independent pipe network water heating constant temperature control method and system based on automatic feedback principle Download PDFInfo
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- CN107575934B CN107575934B CN201710976960.5A CN201710976960A CN107575934B CN 107575934 B CN107575934 B CN 107575934B CN 201710976960 A CN201710976960 A CN 201710976960A CN 107575934 B CN107575934 B CN 107575934B
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Abstract
An independent pipe network water heating constant temperature control method and system based on an automatic feedback principle relate to the technical field of water heating. The automatic feedback variable speed impeller is connected in series with the pipe network hot water pipe in each independent space, when the temperature in a certain independent space is high, the flow velocity of hot water in the pipe network hot water pipe in the independent space is high, the automatic feedback variable speed impeller in the independent space can be caused to rotate fast, the rotation speed of the automatic feedback variable speed impeller is fast, the resistance of inflow water flow is increased, the water flow speed in the pipe network hot water pipe can be reduced, the amount of high-temperature water flow entering the independent space is small, and therefore the temperature of the independent space is reduced; because the total hot water inlet amount of the independent pipe network is constant, the hot water amount of one independent space is reduced, the hot water amount of the other independent space is increased, and finally the temperature balance of each independent space is realized.
Description
Technical Field
The invention relates to the technical field of water heating, in particular to a method and a system for controlling the constant temperature of water heating of an independent pipe network based on an automatic feedback principle.
Background
In the present heating pipe network system, because the radiator mounted position in each independent space of every independent household is different, the route of piping arrangement is just also different, and this kind of condition has leaded to every radiator to advance, the outlet pipe is different in size, and the resistance differs, and intraductal rivers velocity of flow is uneven, has produced each independent space heating temperature inhomogeneous then, and the room temperature that appears even is too high, need windowing the heat dissipation cooling, and some room temperatures are crossed and can't guarantee the condition of comfort level excessively.
Therefore, it is necessary to design a simple, economical and convenient method for controlling the constant temperature of the water heating of the independent household user pipe network.
Disclosure of Invention
The invention aims to provide a method and a system for controlling the water heating constant temperature of an independent pipe network based on an automatic feedback principle, which can effectively solve the problems in the background technology.
The technical scheme for realizing the purpose is as follows: an independent pipe network water heating constant temperature control method based on an automatic feedback principle is characterized in that: the automatic feedback variable speed impeller is connected in series with the pipe network hot water pipe in each independent space, when the temperature in a certain independent space is high, the flow velocity of hot water in the pipe network hot water pipe in the independent space is high, the automatic feedback variable speed impeller in the independent space can be caused to rotate fast, the rotation speed of the automatic feedback variable speed impeller is fast, the resistance of inflow water flow is increased, the water flow speed in the pipe network hot water pipe can be reduced, the amount of high-temperature water flow entering the independent space is small, and therefore the temperature of the independent space is reduced; because the total hot water inlet amount of the independent pipe network is constant, the hot water amount of one independent space is reduced, the hot water amount of the other independent space is increased, and finally the temperature balance of each independent space is realized.
The invention also discloses an independent pipe network water heating constant temperature control system based on the automatic feedback principle, which comprises pipe network hot water pipes arranged in each independent space, wherein the pipe network hot water pipes are connected with radiators in series, and the system is characterized in that: and one side of the input end of the radiator is respectively connected with an automatic feedback variable speed impeller in series.
Further, automatic feedback variable speed impeller includes blade seat and a plurality of blades of equipartition in blade seat ring week, the axial direction center of blade seat is connected with the pivot, and the both ends of pivot are installed in the pipe network hot water pipe.
When the temperature in a certain independent space is high, the speed of hot water in a pipe network hot water pipe is high, the rotation of an automatic feedback variable speed impeller in the independent space is accelerated, the resistance of inflow water flow is increased, and the water flow speed is reduced, so that the temperature in the independent space is reduced, and other independent spaces with lower relative temperature originally exist.
Drawings
FIG. 1 is a schematic diagram of a system method of the present invention;
fig. 2 is a schematic structural view of an automatic feedback variable speed impeller in a pipe network hot water pipe.
Detailed Description
The invention discloses an independent pipe network water heating constant temperature control method based on an automatic feedback principle, wherein automatic feedback variable speed impellers are connected in series on pipe network hot water pipes in each independent space, when the temperature in a certain independent space is high, the flow velocity of hot water in the pipe network hot water pipes in the independent space is larger, the automatic feedback variable speed impellers in the independent space can be caused to rotate faster, the rotation speed of the automatic feedback variable speed impellers is increased, the resistance of inflow water flow is increased, the water flow speed in the pipe network hot water pipes can be reduced, and the amount of high-temperature water flow entering the independent space is less, so that the temperature of the independent space is reduced; because the total hot water inlet amount of the independent pipe network is constant, the hot water amount of one independent space is reduced, the hot water amount of the other independent space is increased, and finally the temperature balance of each independent space is realized.
The invention also discloses an independent pipe network water heating constant temperature control system based on the automatic feedback principle, and the structure and the principle method of the invention are specifically explained below by taking the independent household heating pipe network system as an example.
As shown in fig. 1 and 2, the heating pipe network system includes a hot water inlet pipe 1, a cold water outlet pipe 2, and a household hot water pipe network 9 respectively disposed in a living room 3, a main bed 4, a secondary bed 5, a toilet 6, a study 15, a kitchen 7, and a dining room 8, wherein an inlet end of the hot water pipe network 9 is connected to the inlet pipe 1, an outlet end of the hot water pipe network 9 is connected to the outlet pipe 2, the hot water pipe network 9 is respectively connected in series to a radiator 10, and the hot water pipe network 9 on one side of an input end of the radiator is also respectively connected in series.
The automatic feedback variable speed impeller 11 comprises a blade seat 12 and a plurality of blades 13 uniformly distributed on the periphery of the blade seat 12, the axial center of the blade seat 12 is connected with a rotating shaft 14, and two ends of the rotating shaft 14 are rotatably installed in a hot water pipe of the pipe network 9.
The automatic feedback speed-changing impeller disclosed by the independent pipe network water heating constant temperature control method is the same as the automatic feedback speed-changing impeller 11 disclosed by the independent pipe network water heating constant temperature control system based on the automatic feedback principle in structure.
Supposing that the temperature in the main horizontal pipe 4 is high, the speed of hot water in the hot water pipe 1 of the pipe network is high, the rotation of the automatic feedback variable speed impeller 11 in the main horizontal pipe 4 is accelerated, the resistance of inflow water flow is increased, the water flow speed is reduced, so that the temperature in the main horizontal pipe 4 is reduced, and in other places with the original relative temperature, after the inflow flow speed in the main horizontal pipe 4 is reduced, the inflow flow speed can be automatically increased under the condition of constant pressure of the unit pipe network, the temperature is increased, and the constant temperature of each independent space in the independent pipe network is finally achieved through the linkage automatic feedback reaction.
The present embodiment takes the heating pipe network system of an independent household as an example to explain the principle of the method of the present invention, but the present invention can be used in any place where an independent water heating pipe network supplies heat, and is not limited to the heating pipe network system of a household.
Claims (3)
1. An independent pipe network water heating constant temperature control method based on an automatic feedback principle is characterized in that: the automatic feedback variable speed impeller is connected in series with the pipe network hot water pipe in each independent space, when the temperature in a certain independent space is high, the flow velocity of hot water in the pipe network hot water pipe in the independent space is high, the automatic feedback variable speed impeller in the independent space can be caused to rotate fast, the rotation speed of the automatic feedback variable speed impeller is fast, the resistance of inflow water flow is increased, the water flow speed in the pipe network hot water pipe can be reduced, the amount of high-temperature water flow entering the independent space is small, and therefore the temperature of the independent space is reduced; because the total hot water inlet amount of the independent pipe network is constant, the hot water amount of one independent space is reduced, the hot water amount of the other independent space is increased, and finally the temperature balance of each independent space is realized.
2. The control system for realizing the independent pipe network water heating constant temperature control method based on the automatic feedback principle as claimed in claim 1 comprises pipe network hot water pipes arranged in each independent space, wherein radiators are connected in series on the pipe network hot water pipes, and the control system is characterized in that: and one side of the input end of the radiator is respectively connected with an automatic feedback variable speed impeller in series.
3. The independent pipe network water heating constant temperature control system based on the automatic feedback principle as claimed in claim 2, wherein: the automatic feedback variable speed impeller comprises a blade seat and a plurality of blades uniformly distributed on the periphery of the blade seat, the axial center of the blade seat is connected with a rotating shaft, and two ends of the rotating shaft are installed in the pipe network hot water pipe.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710976960.5A CN107575934B (en) | 2017-10-19 | 2017-10-19 | Independent pipe network water heating constant temperature control method and system based on automatic feedback principle |
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| CN201710976960.5A CN107575934B (en) | 2017-10-19 | 2017-10-19 | Independent pipe network water heating constant temperature control method and system based on automatic feedback principle |
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| CN107575934A CN107575934A (en) | 2018-01-12 |
| CN107575934B true CN107575934B (en) | 2020-07-31 |
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| CN201710976960.5A Active CN107575934B (en) | 2017-10-19 | 2017-10-19 | Independent pipe network water heating constant temperature control method and system based on automatic feedback principle |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2454699Y (en) * | 2000-12-13 | 2001-10-17 | 殷占民 | Family heating controlling apparatus |
| CN201852182U (en) * | 2010-11-02 | 2011-06-01 | 陈伟珂 | Energy-saving control system for building one-pipe serial connection heat supply |
| CN204100382U (en) * | 2014-07-22 | 2015-01-14 | 山西潞安环保能源开发股份有限公司常村煤矿 | A kind of heating network thermal equilibrium control system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20120006680A (en) * | 2010-07-13 | 2012-01-19 | 주식회사 라니 | A heating temperature control apparatus and the heating temperature auto control method thereof |
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2017
- 2017-10-19 CN CN201710976960.5A patent/CN107575934B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2454699Y (en) * | 2000-12-13 | 2001-10-17 | 殷占民 | Family heating controlling apparatus |
| CN201852182U (en) * | 2010-11-02 | 2011-06-01 | 陈伟珂 | Energy-saving control system for building one-pipe serial connection heat supply |
| CN204100382U (en) * | 2014-07-22 | 2015-01-14 | 山西潞安环保能源开发股份有限公司常村煤矿 | A kind of heating network thermal equilibrium control system |
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| CN107575934A (en) | 2018-01-12 |
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